The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 21, 2020
Filed:
Dec. 07, 2015
Applicant:
Ngk Spark Plug Co., Ltd., Nagoya-shi, Aichi, JP;
Inventors:
Assignee:
NGK SPARK PLUG CO., LTD., Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B 1/08 (2006.01); C04B 35/50 (2006.01); G01N 27/24 (2006.01); G01N 29/24 (2006.01); C04B 35/468 (2006.01); C04B 35/49 (2006.01); G01N 27/407 (2006.01); G01N 29/02 (2006.01);
U.S. Cl.
CPC ...
H01B 1/08 (2013.01); C04B 35/4682 (2013.01); C04B 35/49 (2013.01); C04B 35/50 (2013.01); G01N 27/4073 (2013.01); G01N 29/022 (2013.01); G01N 29/2437 (2013.01); C04B 2235/3201 (2013.01); C04B 2235/3203 (2013.01); C04B 2235/3208 (2013.01); C04B 2235/604 (2013.01); C04B 2235/762 (2013.01); G01N 2291/0255 (2013.01); G01N 2291/0256 (2013.01); G01N 2291/0426 (2013.01);
Abstract
An electrically conductive oxide sintered compact according to one embodiment of the present invention includes a crystal phase that has a perovskite oxide crystal structure represented by the composition formula: RECoCuNiOwhere RE is a rare-earth element; a+b+c+d=1; and 1.25≤x≤1.75, wherein the values of a, b, c and d respectively satisfy the following conditions: 0.474≤a≤0.512; 0.050≤b≤0.350; 0≤c≤0.250; and 0.050≤d≤0.350.